Tools & Wizards About Us
uffizi.org screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 54

    SEO

    Google-friendlier than
    19% of websites

uffizi.org

Uffizi Gallery Museum in Florence. Uffizi Tickets & Tours

Page Load Speed

3.1 sec in total

First Response

67 ms

Resources Loaded

2.7 sec

Page Rendered

298 ms

uffizi.org screenshot

About Website

Visit uffizi.org now to see the best up-to-date Uffizi content for United States and also check out these interesting facts you probably never knew about uffizi.org

VisitUffizi.org is a guide to the Uffizi Gallery Museum of Florence, Italy: Information on planning your visit, exploring the museum and its artworks, with a private tour guide or on your own

Visit uffizi.org

Key Findings

We analyzed Uffizi.org page load time and found that the first response time was 67 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

uffizi.org performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

55/100

10%

LCP (Largest Contentful Paint)

Value8.5 s

1/100

25%

SI (Speed Index)

Value8.7 s

16/100

10%

TBT (Total Blocking Time)

Value3,840 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.191

64/100

15%

TTI (Time to Interactive)

Value16.9 s

5/100

10%

Network Requests Diagram

uffizi.org

67 ms

www.uffizi.org

113 ms

language-selector.css

33 ms

css

74 ms

bootstrap.min.css

36 ms

Our browser made a total of 135 requests to load all elements on the main page. We found that 6% of them (8 requests) were addressed to the original Uffizi.org, 22% (30 requests) were made to Cdn.uffizi.org and 19% (25 requests) were made to Img.uffizi.org. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Uffizi.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 821.1 kB (54%)

Content Size

1.5 MB

After Optimization

691.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Uffizi.org main page is 1.5 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 520.0 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 90.1 kB

  • Original 113.4 kB
  • After minification 109.5 kB
  • After compression 23.3 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 90.1 kB or 79% of the original size.

Image Optimization

-5%

Potential reduce by 21.2 kB

  • Original 403.1 kB
  • After minification 381.9 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Uffizi images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 338.8 kB

  • Original 520.0 kB
  • After minification 513.6 kB
  • After compression 181.2 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 338.8 kB or 65% of the original size.

CSS Optimization

-78%

Potential reduce by 371.0 kB

  • Original 476.6 kB
  • After minification 459.6 kB
  • After compression 105.5 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Uffizi.org needs all CSS files to be minified and compressed as it can save up to 371.0 kB or 78% of the original size.

Requests Breakdown

Number of requests can be reduced by 69 (61%)

Requests Now

114

After Optimization

45

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 114 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Uffizi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 39 to 1 for JavaScripts and from 24 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

uffizi.org

uffizi.org

67 ms

www.uffizi.org

www.uffizi.org

113 ms

language-selector.css

language-selector.css

33 ms

css

css

74 ms

bootstrap.min.css

bootstrap.min.css

36 ms

bootstrap-responsive.min.css

bootstrap-responsive.min.css

42 ms

style.css

style.css

44 ms

font-awesome.min.css

font-awesome.min.css

31 ms

dashicons.min.css

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42 ms

thickbox.css

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41 ms

navigation.css

navigation.css

46 ms

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45 ms

cms-navigation.css

cms-navigation.css

45 ms

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custom.php

1413 ms

jquery.js

jquery.js

48 ms

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jquery-migrate.min.js

46 ms

vertical-m.css

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44 ms

sitepress.js

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46 ms

sidebar.css

sidebar.css

43 ms

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41 ms

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42 ms

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41 ms

shortcode.min.js

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41 ms

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67 ms

contact.js

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41 ms

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40 ms

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41 ms

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40 ms

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42 ms

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41 ms

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41 ms

ga.js

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51 ms

bg1.png

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24 ms

en.png

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24 ms

it.png

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22 ms

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22 ms

uffizi.png

uffizi.png

23 ms

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26 ms

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30 ms

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28 ms

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34 ms

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23 ms

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32 ms

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92 ms

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91 ms

plusone.js

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162 ms

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169 ms

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170 ms

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187 ms

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187 ms

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187 ms

widgets.js

widgets.js

56 ms

slideshow-bg.png

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54 ms

bb.php

bb.php

480 ms

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22 ms

listbg.png

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21 ms

see_all_museums.png

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21 ms

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129 ms

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128 ms

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129 ms

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156 ms

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155 ms

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178 ms

like.php

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305 ms

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40 ms

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89 ms

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166 ms

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219 ms

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99 ms

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95 ms

postmessageRelay

postmessageRelay

102 ms

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38 ms

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93 ms

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Accessibility Review

uffizi.org accessibility score

75

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

<frame> or <iframe> elements do not have a title

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

uffizi.org best practices score

50

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

uffizi.org SEO score

54

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Uffizi.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Uffizi.org main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

uffizi.org

Open Graph data is detected on the main page of Uffizi. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: